1、CEN PREN+3b30 92 3irO4589 0033572 2irb D Edition approved for publication 1992-1 1-17 A. E. C. M .A. STAN DAR D NORME A.E.C.M.A. A.E.C.M.A. NORM Comments should be sent within six months after the date of publication decision A.E.C.M.A. Technopolis - 175. rue Jean-Jacques Rousseau 921 38 Issy-les-Mo
2、ulineaux Cdex - FRANCE prEN 3630 Edition P 1 November 1992 EDITE PAR LASSOCIATION EUROPEENNE DES CONSTRUCTEURS DE MATCRIEL AcROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cdex -Tl. (1 147.36.98.76 UDC : Key words : ENGLISH VERSION Aerospace series Fluid fitting
3、s, flanged, straight Sealing by O-ring for 0,8 mm thick tubes Srie arospatiale Luft- und Raumfahrt Raccords bride, droits pour tubes de 0.8 mm dpaisseur Rohrverbindungen mit Flansch, gerade fr Rohre mit einer Dicke von 0,8 mm Etanchit par joint torique O-Ring-Dichtung his derospace Series. pre-stand
4、ard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). It is published on green paper for the needs of AECMA-Members. It has been technically approved b y the experts of the concerned Commission following comment by the Member countri
5、es. Subsequent to the publication of this pre-standard, the technical content shall not be changed to an extent that interchangeability is affected. ph ysically or functionally, without re-identification of the standard. After examination and signature of the AECMA Standard Checking Centre (NPS) and
6、 formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for final vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54. 199. tue Jean-Jacques Rousseau - 921 38 ISSY-1EC.MOUl
7、lNEAUX CEDEX I I C8 Chairman Mr. WILLIAMS CEN PRENx3630 92 m 3404589 0033573 182 m - prEN 3630 Page 3 1 Scope The purpose of this standard is to define the characteristics of the fluid fittings, flanged, straight, sealing by O-ring, for 0,8 mm thick tubes. Note : Flanged fitting installation hole an
8、d assembly, see EN 3633 and TR 3634. 2 References EN 2424 EN 2462 EN 3633 EN 3635 TR 3634 Aerospace series - Identification marking of standard fasteners ) Steel FE-PA13 - Softened - Bars De S 100 mm - Aerospace series Aerospace series - Installation hole for fluid fittings, flanged *) Aerospace ser
9、ies - Weld lip - Geometrical configuration 2, Aerospace series - Flanged fitting assembly 3, 3. Required characteristics 3.1 3.1.1 Configuration Configuration - Dimensions - Tolerances See figures. 3.1.2 Dimensions and Tolerances See figures and tables. Dimensions are in millimetres. 3.2 Material FE
10、-PA13 according to EN 2462 1) Published as AECMA standard at the date of publication of this standard 2) Published as AECMA pre-standard at the date of publication of this standard 3) In preparation at the date of publication of this standard Previous page is blank CEN PREN*3b30 92 m 3404589 0033574
11、 019 -_ prEN 3630 Page 4 Diameter Hole 0 tube 0A E FG 0H K code code (0.8 thick) nom. TOI. - 0.05 + 0,7 O H11 -0,15 - 0,3 - 0,2 040 4 2,3 +0,075 6 18 15 3,3 060 6 4.3 o 8 20 17 4,3 8 6.3 +0,09 , 10 22 19 5,3 10 8,3 O 12 24 21 63 12 1003 +0,11 14 26 23 7,3 14 123 0 16 28 25 8,3 16 14.3 18 30 27 9.3 A
12、-A (LI 28 30 32 34 36 38 40 3.2 Break sharp edges 0,l to 0,3 t0.4 II/ 06 o -t-rl IN - See figure 3 OE OH Marking 11 I I / 2 identical 011 spot facings or straight profile (L) Figure 1 Table 1 1 Diameter Hole 0 tube BA I= e (0 JI code Code (0.8 thick) nom. TOI. - 0,05 *0,2 H11 -0,15 140 14 12,3 16 31
13、 41 160 16 14,3 +0,11 18 33 4 43 180 18 16,3 O 20 36 46 220 22 20,3 +0,13 24 40 50 250 25 23,3 O 27 46 5 56 2 80 28 26,3 31 52 62 320 32 30,3 +0,16 34 60 70 O 20 18,3 22 38 48 200 3 CEN PREN*3b30 92 m 3404589 0033575 T55 -_ P 10,15 16 17 prEN 3630 Page 5 A-A Break sharp edges 0,l to 0,3 I I I) +0,2
14、3 equidistant holes 05,4 o Figure 2 Table 2 I CEN PRENt3630 92 - 3404589 0033576 991 -_ 040 prEN 3630 Page 6 - 0.1 - Oll 4 4,1 5,1 3,9 t 0.10 R= 1,25 + 0-15 2,7 o at intersection 060 6 1 6,1 7,1 5,9 300 f 2- 5 R03t00s Figure 3 180 200 220 250 280 W 18 18,l 19,1 17,9 20 20,l 21,1 19,9 22 22,l 23,1 21
15、,9 25 25,l 26,1 24,9 28 28,l 29,1 27,9 Figure 4 : 0,25 0,l to 0,3 Figure 5 Table 3 1 320 I 32 I 32,l 1 33,l I 31,9 1 CEN PREN*3b30 92 3404589 0033577 828 m prEN 3630 Page 7 4 Designation Example : Description block I Identity block i FITTING I EN3630-140-2 1 Number of this standard Diameter code (see tables) Hole code Note : If necessary, the originator code 19005 shall be placed between the description block and the identity block. 5 Marking EN 2424, style A, as indicated on the figures
